Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 4.19
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -3.32 -0.375 1.24
Prot (kg) -5.22 -0.441 2.30
Fertility Sub Index -4.89
Calving Interval (days) 2.93 -1.459 -4.27
Survival (%) -0.55 1.117 -0.61
Calving Sub Index 0.25
Gestation Length (days) -0.27 -0.919 0.25
Beef Sub Index -1.40
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 6.55 -0.432 -2.83
Maintenance Sub Index Maint. Sub Index -0.98
Live WT (kg) 3.20 -0.307 -0.98
Total Carbon Sub Index -2.84

* Based on an €80/tonne carbon price